Thermostat



1.1 : Right

1.2 : Perspective

1.3 : Back

1.4 : Bottom

1.5 : Left

1.6 : Front

1.7 : Perspective

1.8 : Top

Portions of the article shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a thermostat, as shown and described. 